QB轻工标准 QB/T 2896-2007 纸和纸板湿拉毛和湿排 斥的测定 QB/T 2896-2007.Paper and board- Determination of wet pick and wet repellence. QB/T 2896规定了印刷纸和纸板湿拉毛和... 11月03日QB/T 2896 阅读全文